UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ckfj3xFqBwXwly0CvR8UtKGoVSIVBCRbie4qRx0on00=' 
WHERE 
  key_id = '6ee33c48db2cd8b3a9767a3904fcaf67995703dfd3b3b717d77f904849705415' 
  AND (
    token = 'Ckfj3xFqBwXwly0CvR8UtKGoVSIVBCRbie4qRx0on00=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )